/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf -i ../../../trunk/examples/svcomp/loop-lit/gsv2008.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-c225d54 [2021-05-02 23:43:06,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-02 23:43:06,410 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-02 23:43:06,445 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-05-02 23:43:06,491 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf [2021-05-02 23:43:06,499 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-02 23:43:06,499 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-02 23:43:06,500 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-02 23:43:06,500 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-02 23:43:06,500 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-02 23:43:06,500 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-02 23:43:06,501 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-02 23:43:06,501 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-02 23:43:06,501 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-02 23:43:06,501 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-02 23:43:06,501 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-02 23:43:06,501 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-02 23:43:06,501 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-02 23:43:06,501 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-02 23:43:06,501 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-02 23:43:06,502 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-02 23:43:06,502 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-02 23:43:06,502 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-02 23:43:06,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-02 23:43:06,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-02 23:43:06,502 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-05-02 23:43:06,502 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-02 23:43:06,502 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2021-05-02 23:43:06,502 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2021-05-02 23:43:06,815 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-02 23:43:06,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-02 23:43:06,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-02 23:43:06,837 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-02 23:43:06,838 INFO L275 PluginConnector]: CDTParser initialized [2021-05-02 23:43:06,839 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/gsv2008.i [2021-05-02 23:43:06,894 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8e116ca1/70c18148a3004a999870f71d3cafe457/FLAG3958326db [2021-05-02 23:43:07,304 INFO L306 CDTParser]: Found 1 translation units. [2021-05-02 23:43:07,304 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/gsv2008.i [2021-05-02 23:43:07,310 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8e116ca1/70c18148a3004a999870f71d3cafe457/FLAG3958326db [2021-05-02 23:43:07,740 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8e116ca1/70c18148a3004a999870f71d3cafe457 [2021-05-02 23:43:07,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-02 23:43:07,744 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-02 23:43:07,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-02 23:43:07,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-02 23:43:07,752 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-02 23:43:07,753 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 11:43:07" (1/1) ... [2021-05-02 23:43:07,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ae8444 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:43:07, skipping insertion in model container [2021-05-02 23:43:07,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 11:43:07" (1/1) ... [2021-05-02 23:43:07,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-02 23:43:07,773 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-02 23:43:07,867 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/gsv2008.i[895,908] [2021-05-02 23:43:07,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-02 23:43:07,887 INFO L203 MainTranslator]: Completed pre-run [2021-05-02 23:43:07,900 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/gsv2008.i[895,908] [2021-05-02 23:43:07,906 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-02 23:43:07,921 INFO L208 MainTranslator]: Completed translation [2021-05-02 23:43:07,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:43:07 WrapperNode [2021-05-02 23:43:07,922 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-02 23:43:07,924 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-02 23:43:07,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-02 23:43:07,925 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-02 23:43:07,945 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:43:07" (1/1) ... [2021-05-02 23:43:07,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:43:07" (1/1) ... [2021-05-02 23:43:07,952 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:43:07" (1/1) ... [2021-05-02 23:43:07,952 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:43:07" (1/1) ... [2021-05-02 23:43:07,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:43:07" (1/1) ... [2021-05-02 23:43:07,962 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:43:07" (1/1) ... [2021-05-02 23:43:07,963 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:43:07" (1/1) ... [2021-05-02 23:43:07,991 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-02 23:43:07,993 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-02 23:43:07,993 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-02 23:43:07,993 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-02 23:43:07,994 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:43:07" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-02 23:43:08,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-05-02 23:43:08,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-02 23:43:08,057 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-05-02 23:43:08,057 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-05-02 23:43:08,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-05-02 23:43:08,058 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-05-02 23:43:08,058 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-05-02 23:43:08,058 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-05-02 23:43:08,058 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-05-02 23:43:08,058 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-05-02 23:43:08,058 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-05-02 23:43:08,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-02 23:43:08,059 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-05-02 23:43:08,059 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-05-02 23:43:08,059 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-05-02 23:43:08,059 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-05-02 23:43:08,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-05-02 23:43:08,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-02 23:43:08,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-02 23:43:08,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-02 23:43:08,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-02 23:43:08,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-02 23:43:08,329 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-02 23:43:08,329 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-05-02 23:43:08,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 11:43:08 BoogieIcfgContainer [2021-05-02 23:43:08,330 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-02 23:43:08,332 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-02 23:43:08,332 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-02 23:43:08,334 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-02 23:43:08,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.05 11:43:07" (1/3) ... [2021-05-02 23:43:08,335 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17d3e296 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.05 11:43:08, skipping insertion in model container [2021-05-02 23:43:08,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:43:07" (2/3) ... [2021-05-02 23:43:08,335 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17d3e296 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.05 11:43:08, skipping insertion in model container [2021-05-02 23:43:08,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 11:43:08" (3/3) ... [2021-05-02 23:43:08,350 INFO L111 eAbstractionObserver]: Analyzing ICFG gsv2008.i [2021-05-02 23:43:08,355 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-05-02 23:43:08,357 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-02 23:43:08,387 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-02 23:43:08,406 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-02 23:43:08,406 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-02 23:43:08,406 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-05-02 23:43:08,406 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-02 23:43:08,407 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-02 23:43:08,407 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-02 23:43:08,407 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-02 23:43:08,407 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-02 23:43:08,423 INFO L276 IsEmpty]: Start isEmpty. Operand has 20 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 13 states have internal predecessors, (17), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 23:43:08,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-05-02 23:43:08,432 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 23:43:08,432 INFO L523 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 23:43:08,433 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 23:43:08,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 23:43:08,442 INFO L82 PathProgramCache]: Analyzing trace with hash 253912119, now seen corresponding path program 1 times [2021-05-02 23:43:08,448 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-02 23:43:08,449 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [676220805] [2021-05-02 23:43:08,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 23:43:08,502 INFO L224 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-05-02 23:43:08,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 23:43:08,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 23:43:08,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 23:43:08,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 23:43:08,736 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-02 23:43:08,736 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [676220805] [2021-05-02 23:43:08,738 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [676220805] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 23:43:08,738 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-02 23:43:08,738 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-02 23:43:08,739 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035224313] [2021-05-02 23:43:08,743 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-02 23:43:08,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-02 23:43:08,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-02 23:43:08,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-02 23:43:08,757 INFO L87 Difference]: Start difference. First operand has 20 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 13 states have internal predecessors, (17), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 23:43:08,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 23:43:08,916 INFO L93 Difference]: Finished difference Result 35 states and 41 transitions. [2021-05-02 23:43:08,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-02 23:43:08,918 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2021-05-02 23:43:08,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 23:43:08,923 INFO L225 Difference]: With dead ends: 35 [2021-05-02 23:43:08,924 INFO L226 Difference]: Without dead ends: 14 [2021-05-02 23:43:08,926 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 117.3ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-05-02 23:43:08,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2021-05-02 23:43:08,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2021-05-02 23:43:08,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 23:43:08,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2021-05-02 23:43:08,956 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 14 transitions. Word has length 12 [2021-05-02 23:43:08,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 23:43:08,956 INFO L480 AbstractCegarLoop]: Abstraction has 14 states and 14 transitions. [2021-05-02 23:43:08,956 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 23:43:08,957 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2021-05-02 23:43:08,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-05-02 23:43:08,957 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 23:43:08,957 INFO L523 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 23:43:08,958 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-02 23:43:08,958 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 23:43:08,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 23:43:08,959 INFO L82 PathProgramCache]: Analyzing trace with hash -684163825, now seen corresponding path program 1 times [2021-05-02 23:43:08,959 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-02 23:43:08,960 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1427381260] [2021-05-02 23:43:08,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 23:43:09,017 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_8 0) InVars {main_~x~0=v_main_~x~0_8} OutVars{main_~x~0=v_main_~x~0_8} AuxVars[] AssignedVars[] [2021-05-02 23:43:09,083 WARN L240 tifierPushTermWalker]: treesize reduction 11, result has 95.0 percent of original size [2021-05-02 23:43:09,120 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:43:09,139 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:43:10,520 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 3 [2021-05-02 23:43:12,905 WARN L205 SmtUtils]: Spent 2.38 s on a formula simplification that was a NOOP. DAG size: 10 [2021-05-02 23:43:15,063 WARN L205 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 3 [2021-05-02 23:43:15,066 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-02 23:43:15,069 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:43:18,698 WARN L205 SmtUtils]: Spent 3.63 s on a formula simplification that was a NOOP. DAG size: 11 [2021-05-02 23:43:22,733 WARN L205 SmtUtils]: Spent 4.03 s on a formula simplification that was a NOOP. DAG size: 5 [2021-05-02 23:43:26,778 WARN L205 SmtUtils]: Spent 4.04 s on a formula simplification that was a NOOP. DAG size: 3 [2021-05-02 23:43:26,781 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-02 23:43:26,782 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-02 23:43:26,787 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:43:26,790 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:43:30,845 WARN L205 SmtUtils]: Spent 4.05 s on a formula simplification that was a NOOP. DAG size: 11 [2021-05-02 23:43:34,894 WARN L205 SmtUtils]: Spent 4.05 s on a formula simplification that was a NOOP. DAG size: 5 [2021-05-02 23:43:38,945 WARN L205 SmtUtils]: Spent 4.05 s on a formula simplification that was a NOOP. DAG size: 3 [2021-05-02 23:43:38,950 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-02 23:43:38,952 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-05-02 23:43:38,954 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:43:38,958 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:43:43,086 WARN L205 SmtUtils]: Spent 4.13 s on a formula simplification that was a NOOP. DAG size: 3 [2021-05-02 23:43:46,438 WARN L205 SmtUtils]: Spent 3.35 s on a formula simplification that was a NOOP. DAG size: 10 [2021-05-02 23:43:48,537 WARN L205 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 3 [2021-05-02 23:43:48,543 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-02 23:43:48,545 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-05-02 23:43:48,553 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:43:52,593 WARN L205 SmtUtils]: Spent 4.04 s on a formula simplification that was a NOOP. DAG size: 11 [2021-05-02 23:43:56,289 WARN L205 SmtUtils]: Spent 3.69 s on a formula simplification that was a NOOP. DAG size: 11 [2021-05-02 23:44:00,529 WARN L205 SmtUtils]: Spent 4.24 s on a formula simplification that was a NOOP. DAG size: 3 [2021-05-02 23:44:00,533 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-05-02 23:44:04,568 WARN L205 SmtUtils]: Spent 4.03 s on a formula simplification that was a NOOP. DAG size: 8 [2021-05-02 23:44:06,700 WARN L205 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 10 [2021-05-02 23:44:09,645 WARN L205 SmtUtils]: Spent 2.94 s on a formula simplification that was a NOOP. DAG size: 16 [2021-05-02 23:44:09,652 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:44:13,744 WARN L205 SmtUtils]: Spent 4.09 s on a formula simplification that was a NOOP. DAG size: 10 [2021-05-02 23:44:15,615 WARN L205 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 10 [2021-05-02 23:44:19,660 WARN L205 SmtUtils]: Spent 4.04 s on a formula simplification that was a NOOP. DAG size: 3 [2021-05-02 23:44:19,663 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-02 23:44:20,336 WARN L205 SmtUtils]: Spent 672.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2021-05-02 23:44:20,553 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 3 [2021-05-02 23:44:20,564 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:44:20,572 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:44:24,631 WARN L205 SmtUtils]: Spent 4.06 s on a formula simplification that was a NOOP. DAG size: 5 [2021-05-02 23:44:28,799 WARN L205 SmtUtils]: Spent 4.17 s on a formula simplification that was a NOOP. DAG size: 10 [2021-05-02 23:44:30,844 WARN L205 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 3 [2021-05-02 23:44:30,847 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-05-02 23:44:30,854 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:44:33,000 WARN L205 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 11 [2021-05-02 23:44:35,069 WARN L205 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 5 [2021-05-02 23:44:37,181 WARN L205 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 3 [2021-05-02 23:44:37,184 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-02 23:44:37,186 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-05-02 23:44:37,196 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:44:37,200 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:44:41,279 WARN L205 SmtUtils]: Spent 4.08 s on a formula simplification that was a NOOP. DAG size: 5 [2021-05-02 23:44:44,538 WARN L205 SmtUtils]: Spent 3.26 s on a formula simplification that was a NOOP. DAG size: 10 [2021-05-02 23:44:48,659 WARN L205 SmtUtils]: Spent 4.12 s on a formula simplification that was a NOOP. DAG size: 3 [2021-05-02 23:44:48,661 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-05-02 23:44:48,663 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-05-02 23:44:48,664 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:44:48,668 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:44:50,894 WARN L205 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 3 [2021-05-02 23:44:50,897 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-02 23:44:50,898 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-05-02 23:44:50,903 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:44:54,960 WARN L205 SmtUtils]: Spent 4.06 s on a formula simplification that was a NOOP. DAG size: 11 [2021-05-02 23:44:59,019 WARN L205 SmtUtils]: Spent 4.06 s on a formula simplification that was a NOOP. DAG size: 10 [2021-05-02 23:45:01,123 WARN L205 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 3 [2021-05-02 23:45:01,125 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-02 23:45:03,208 WARN L205 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 9 [2021-05-02 23:45:05,470 WARN L205 SmtUtils]: Spent 2.26 s on a formula simplification that was a NOOP. DAG size: 16 [2021-05-02 23:45:05,479 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 23:45:07,627 WARN L205 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 11 [2021-05-02 23:45:11,681 WARN L205 SmtUtils]: Spent 4.05 s on a formula simplification that was a NOOP. DAG size: 11 [2021-05-02 23:45:11,736 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-05-02 23:45:13,770 WARN L205 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 15 [2021-05-02 23:45:15,869 WARN L205 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 7 [2021-05-02 23:45:19,969 WARN L205 SmtUtils]: Spent 4.10 s on a formula simplification that was a NOOP. DAG size: 3 [2021-05-02 23:45:20,023 WARN L245 tifierPushTermWalker]: treesize reduction 11, result has 95.0 percent of original size 207 [2021-05-02 23:45:48,738 WARN L205 SmtUtils]: Spent 28.71 s on a formula simplification that was a NOOP. DAG size: 71 [2021-05-02 23:45:48,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:45:48,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:45:48,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:45:48,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:45:48,976 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 195 [2021-05-02 23:45:48,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:45:49,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:45:49,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:45:49,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 23:45:49,176 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 202 [2021-05-02 23:45:49,185 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-02 23:45:49,217 WARN L167 FreeRefinementEngine]: Strategy FIXED_PREFERENCES was unsuccessful and could not determine trace feasibility [2021-05-02 23:45:49,217 INFO L624 BasicCegarLoop]: Counterexample might be feasible [2021-05-02 23:45:49,222 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-02 23:45:49,234 WARN L227 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2021-05-02 23:45:49,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.05 11:45:49 BoogieIcfgContainer [2021-05-02 23:45:49,235 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-05-02 23:45:49,235 INFO L168 Benchmark]: Toolchain (without parser) took 161491.72 ms. Allocated memory was 215.0 MB in the beginning and 300.9 MB in the end (delta: 86.0 MB). Free memory was 180.6 MB in the beginning and 214.1 MB in the end (delta: -33.5 MB). Peak memory consumption was 53.7 MB. Max. memory is 8.0 GB. [2021-05-02 23:45:49,236 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 215.0 MB. Free memory was 197.2 MB in the beginning and 197.1 MB in the end (delta: 83.8 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-05-02 23:45:49,237 INFO L168 Benchmark]: CACSL2BoogieTranslator took 177.19 ms. Allocated memory is still 215.0 MB. Free memory was 180.4 MB in the beginning and 170.9 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2021-05-02 23:45:49,239 INFO L168 Benchmark]: Boogie Preprocessor took 67.47 ms. Allocated memory is still 215.0 MB. Free memory was 170.9 MB in the beginning and 198.7 MB in the end (delta: -27.8 MB). Peak memory consumption was 4.3 MB. Max. memory is 8.0 GB. [2021-05-02 23:45:49,240 INFO L168 Benchmark]: RCFGBuilder took 337.55 ms. Allocated memory is still 215.0 MB. Free memory was 198.7 MB in the beginning and 185.1 MB in the end (delta: 13.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-05-02 23:45:49,242 INFO L168 Benchmark]: TraceAbstraction took 160902.95 ms. Allocated memory was 215.0 MB in the beginning and 300.9 MB in the end (delta: 86.0 MB). Free memory was 184.4 MB in the beginning and 214.1 MB in the end (delta: -29.7 MB). Peak memory consumption was 57.8 MB. Max. memory is 8.0 GB. [2021-05-02 23:45:49,246 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 215.0 MB. Free memory was 197.2 MB in the beginning and 197.1 MB in the end (delta: 83.8 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 177.19 ms. Allocated memory is still 215.0 MB. Free memory was 180.4 MB in the beginning and 170.9 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 67.47 ms. Allocated memory is still 215.0 MB. Free memory was 170.9 MB in the beginning and 198.7 MB in the end (delta: -27.8 MB). Peak memory consumption was 4.3 MB. Max. memory is 8.0 GB. * RCFGBuilder took 337.55 ms. Allocated memory is still 215.0 MB. Free memory was 198.7 MB in the beginning and 185.1 MB in the end (delta: 13.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 160902.95 ms. Allocated memory was 215.0 MB in the beginning and 300.9 MB in the end (delta: 86.0 MB). Free memory was 184.4 MB in the beginning and 214.1 MB in the end (delta: -29.7 MB). Peak memory consumption was 57.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 19]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L25] int x,y; [L26] x = -50 [L27] y = __VERIFIER_nondet_int() [L28] COND FALSE !(!(-1000 < y && y < 1000000)) [L29] COND TRUE x < 0 [L30] x = x + y [L31] y++ [L29] COND FALSE !(x < 0) [L33] CALL __VERIFIER_assert(y > 0) [L18] COND TRUE !(cond) [L19] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNKNOWN, OverallTime: 160819.1ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 14.3ms, AutomataDifference: 182.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 18 SDtfs, 15 SDslu, 10 SDs, 0 SdLazy, 16 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 46.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 117.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=20occurred in iteration=0, InterpolantAutomatonStates: 4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 18.6ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: No data available, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...